#nice{
    width: 200px;
    height: 40px;
    border-radius: 5px;
    box-shadow: 0 0 5px #ccc;
    position: relative;
}
#select{
    border: none;
    outline: none;
    width: 100%;
    height: 40px;
    line-height: 40px;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    padding-left: 60px;
}
#nice:after{
    content: "";
    width: 14px;
    height: 8px;
    background: url(img/xiala.png) no-repeat center;
    position: absolute;
    right: 20px;
    top: 45%;
    pointer-events: none;
}